 |
| gamma-gamma logging: 129 phrases in 15 subjects |
| Cement | 1 |
| Drilling | 1 |
| Energy industry | 1 |
| General | 1 |
| Geology | 4 |
| Geophysics | 41 |
| Intelligence and security services | 2 |
| Makarov | 1 |
| Mining | 2 |
| Oil / petroleum | 25 |
| Oil and gas | 21 |
| Oil and gas technology | 15 |
| Oilfields | 5 |
| Physics | 1 |
| Technology | 8 |